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/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
*
* (C) COPYRIGHT 2022 ARM Limited. All rights reserved.
*
* This program is free software and is provided to you under the terms of the
* GNU General Public License version 2 as published by the Free Software
* Foundation, and any use by you of this program is subject to the terms
* of such GNU license.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you can access it online at
* http://www.gnu.org/licenses/gpl-2.0.html.
*
*/
#ifndef _VERSION_COMPAT_DEFS_H_
#define _VERSION_COMPAT_DEFS_H_
#include <linux/version.h>
#if KERNEL_VERSION(4, 16, 0) >= LINUX_VERSION_CODE
typedef unsigned int __poll_t;
#endif
#if KERNEL_VERSION(6, 1, 0) <= LINUX_VERSION_CODE
/* This is defined inside kbase for matching the default to kernel's
* mmap_min_addr, used inside file mali_kbase_mmap.c.
* Note: the value is set at compile time, matching a kernel's configuration
* value. It would not be able to track any runtime update of mmap_min_addr.
*/
#ifdef CONFIG_MMU
#define kbase_mmap_min_addr CONFIG_DEFAULT_MMAP_MIN_ADDR
#ifdef CONFIG_LSM_MMAP_MIN_ADDR
#if (CONFIG_LSM_MMAP_MIN_ADDR > CONFIG_DEFAULT_MMAP_MIN_ADDR)
/* Replace the default definition with CONFIG_LSM_MMAP_MIN_ADDR */
#undef kbase_mmap_min_addr
#define kbase_mmap_min_addr CONFIG_LSM_MMAP_MIN_ADDR
#pragma message "kbase_mmap_min_addr compiled to CONFIG_LSM_MMAP_MIN_ADDR, no runtime update!"
#endif /* (CONFIG_LSM_MMAP_MIN_ADDR > CONFIG_DEFAULT_MMAP_MIN_ADDR) */
#endif /* CONFIG_LSM_MMAP_MIN_ADDR */
#if (kbase_mmap_min_addr == CONFIG_DEFAULT_MMAP_MIN_ADDR)
#pragma message "kbase_mmap_min_addr compiled to CONFIG_DEFAULT_MMAP_MIN_ADDR, no runtime update!"
#endif
#else /* CONFIG_MMU */
#define kbase_mmap_min_addr (0UL)
#pragma message "kbase_mmap_min_addr compiled to (0UL), no runtime update!"
#endif /* CONFIG_MMU */
#endif /* KERNEL_VERSION(6, 1, 0) <= LINUX_VERSION_CODE */
#endif /* _VERSION_COMPAT_DEFS_H_ */
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